Accuracy-Energy Configurable Sensor Processor and IoT Device for Long-Term Activity Monitoring in Rare-Event Sensing Applications

Figure 7

Event-driven sensor data processing concept for macro-level signal analysis.

(a) Event Driven Sampling

(b) Atomic Event Representation (time-quantization)

(c) Allowing Accuracy Error

(d) Atomic Event Conversion Result: mapping to pre-defined atomic event (with index number)

(e) Example value of event-quantization result

(f) Data-path of event-driven sensor data processing